Fits: 2001 thru 2004 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7 Duramax Diesel. Order two sets if you need to do both banks of the engine. And then we will do our best to help you.
2001-2004 6.6L Duramax LB7 DmaxStore HD Fuel Return Line Banjo Bolt
VW TDI DIESEL INJECTOR FUEL SEAL KIT RETURN CAP FUEL RETURN LINE - COHLINE
VW TDI DIESEL INJECTOR FUEL SEAL KIT RETURN CAP FUEL RETURN LINE CUT TO FIT
Spider Fuel Injector w/ Fuel Return Line for Chevrolet Silverado GMC Sierra 4.3L
Spider Fuel Injectors w/ Fuel Return Line for Chevy Silverado GMC Sierra V6 4.3L
For 2011-2016 DURAMAX LML LGH Fuel Return Line Assembly 12639000
